#perl内置基本数据类型
$int = 100;

$negativeInt = -123;

$floatingNumber = 0.111;

$scientificNumber = 12.32E3;

$HexNumber = 0xffff;

$octNumber = 0123;

print($int,"\n");

print($negativeInt,"\n");

print($floatingNumber,"\n");

print($scientificNumber,"\n");

print($HexNumber,"\n");

print($octNumber,"\n");
